package com.longmao.vod.service.Impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.longmao.vod.utils.AliyunVodSDKUtils;
import com.longmao.vod.utils.VodPropertiesConstant;
import com.longmao.servicebase.handler.LongMaoException;
import com.longmao.vod.service.VodService;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

/**
 * @author longmao
 * @date 2022/2/10 11:25
 * Content:
 */
@Service
public class VodServiceImpl implements VodService {

    @Override
    public String uploadVideoAliyun(MultipartFile file) {

        try {
            InputStream inputStream = file.getInputStream();
            String filename = file.getOriginalFilename();
            String title = filename.substring(0, filename.lastIndexOf("."));

            UploadStreamRequest request = new UploadStreamRequest(
                    VodPropertiesConstant.ACCESS_KEY_ID,
                    VodPropertiesConstant.ACCESS_KEY_SECRET,
                    title, filename, inputStream);

            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);

            //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。
            // 其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
            String videoId = response.getVideoId();
            if (!response.isSuccess()) {
                String errorMessage = "阿里云上传错误：" + "code：" + response.getCode() + ", message：" + response.getMessage();
                if(StringUtils.isEmpty(videoId)){
                    throw new LongMaoException(20001, errorMessage);
                }
            }
            return videoId;
        } catch (IOException e) {
            throw new LongMaoException(20001, "vod服务上传失败");
        }
    }

    @Override
    public void deleteVodVideoById(String videoId) {
        try {
            //初始化对象
            DefaultAcsClient client = AliyunVodSDKUtils.initVodClient(VodPropertiesConstant.ACCESS_KEY_ID, VodPropertiesConstant.ACCESS_KEY_SECRET);
            //创建删除视频的request对象
            DeleteVideoRequest request = new DeleteVideoRequest();
            //向request对象中传入视频id
            request.setVideoIds(videoId);
            //调用初始化的方法实现删除
            client.getAcsResponse(request);
        }catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    public void deleteVodVideoIds(List videoIds) {
        try {
            //初始化对象
            DefaultAcsClient client = AliyunVodSDKUtils.initVodClient(VodPropertiesConstant.ACCESS_KEY_ID, VodPropertiesConstant.ACCESS_KEY_SECRET);
            //创建删除视频的request对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            //将list集合中的数据拼接
            String ids = StringUtils.join(videoIds.toArray(), ",");

            //向request对象中传入视频id
            request.setVideoIds(ids);
            //调用初始化的方法实现删除
            client.getAcsResponse(request);
        }catch (Exception e) {
            e.printStackTrace();
        }
    }
}
